Extreme Cold

**Definition:** Below normal weather temperatures that may lead to serious health problems. Extreme cold is a dangerous situation that can bring on health emergencies in susceptible people.

**Tree numbers:** - G16.500.275.063.725.232.250 - G16.500.750.775.291.250 - N06.230.300.100.725.154.500 - N06.230.300.100.725.710.300.500

**Synonyms:** - Extreme Cold Weather